Home / 193,841.42-291,094.28-105,267.92

Finding the Fourth Proportional to 193,841.42, 291,094.28 and 105,267.92

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Solution

The fourth proportional to 193,841.42, 291,094.28 and 105,267.92 is: 158,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,841.42 : 291,094.28 = 105,267.92 : x
  2. Step 2: Convert to fraction form
    193,841.42/291,094.28 = 105,267.92/x
  3. Step 3: Cross multiply
    193,841.42x = 291,094.28 × 105,267.92
  4. Step 4: Simplify right side
    193,841.42x = 30,642,887,397.69
  5. Step 5: Solve for x
    x = 30,642,887,397.69/193,841.42
  6. Step 6: Final answer
    x = 158,082.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.